MultiDimension Technology Co., Ltd.

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MDT USB2705A

No.7 Guangdong Road, Zhangjiagang Free Trade Zone, Jiangsu, 215634, P.R. China

Ver. 1.0a

Offset Calibration Procedure

There are several methods that may be used.

•

Autozero the probe with the sensing axis aligned east-west

•

Autozero the probe inside a zero gauss chamber

•

Manual offset

•

Calibration method to permanently change the offset

Calibration Method

1. Press the “calibrate to field” button.

2. Make sure the sensitivity checkbox is not selected

3. Make sure the offset checkbox is selected

4. Place the sensor in a zero gauss chamber OR align the sensing axis along the east-west direction

5. Reset the chart in the calibration window

6. Acquire several seconds of voltage vs time data, verifying that the background value is stable

7. Save the calibration in either the flash for future use or just write the calibration to the sensor for

immediate use only

8. Exit the calibration window

9. Enter the digitizer window and turn on the low pass filter (LPF) if desired.

MultiDimension Technology Graphical Display

The information provided herein by MultiDimension Technology Co., Ltd. (hereinafter MultiDimension) is believed to be accurate and reliable.

Publication neither conveys nor implies any license under patent or other industrial or intellectual property rights.

MultiDimension reserves the right

to make changes to product specifications for the purpose of improving product quality, reliability, and functionality.

MultiDimension does not

assume any liability arising out of the application and use of its products.

MultiDimension’s customers using or selling this product for use in

appliances, devices, or systems where malfunction can reasonably be expected to result in personal injury do so at their own risk and agree to fully

indemnify MultiDimension for any damages resulting from such applications.

“MultiDimension”, “MultiDimension Sensing the Future”, and

“MDT” are registered trademarks of MultiDimension Technology Co., Ltd.